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/*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2001 The Apache Software Foundation. All rights
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* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Xerces" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache\@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation, and was
* originally based on software copyright (c) 1999, International
* Business Machines, Inc., http://www.ibm.com . For more information
* on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
*/
/*
* This sample illustrates how you can create a DOM tree in memory.
* It then prints the count of elements in the tree.
*/
// ---------------------------------------------------------------------------
// Includes
// ---------------------------------------------------------------------------
#include <xercesc/util/PlatformUtils.hpp>
#include <xercesc/util/XMLString.hpp>
#include <xercesc/dom/DOM.hpp>
#include <iostream.h>
// ---------------------------------------------------------------------------
// main
// ---------------------------------------------------------------------------
int main(int argC, char* argV[])
{
// Initialize the XML4C2 system.
try
{
XMLPlatformUtils::Initialize();
}
catch(const XMLException& toCatch)
{
char *pMsg = XMLString::transcode(toCatch.getMessage());
cerr << "Error during Xerces-c Initialization.\n"
<< " Exception message:"
<< pMsg;
return 1;
}
// Watch for special case help request
if (argC > 1)
{
cout << "\nUsage:\n"
" CreateDOMDocument\n\n"
"This program creates a new DOM document from scratch in memory.\n"
"It then prints the count of elements in the tree.\n"
<< endl;
XMLPlatformUtils::Terminate();
return 1;
{
// Nest entire test in an inner block.
// Reference counting should recover all document
// storage when this block exits.
// The tree we create below is the same that the XercesDOMParser would
// have created, except that no whitespace text nodes would be created.
// <company>
// <product>Xerces-C</product>
// <category idea='great'>XML Parsing Tools</category>
// <developedBy>Apache Software Foundation</developedBy>
// </company>
XMLCh tempStr[4000];
XMLString::transcode("company", tempStr, 3999);
DOMImplementation* impl = DOMImplementation::getImplementation();
DOMDocument* doc = impl->createDocument(
0, // root element namespace URI.
tempStr, // root element name
0); // document type object (DTD).
DOMElement* rootElem = doc->getDocumentElement();
XMLString::transcode("product", tempStr, 3999);
DOMElement* prodElem = doc->createElement(tempStr);
rootElem->appendChild(prodElem);
XMLString::transcode("Xerces-C", tempStr, 3999);
DOMText* prodDataVal = doc->createTextNode(tempStr);
prodElem->appendChild(prodDataVal);
XMLString::transcode("category", tempStr, 3999);
DOMElement* catElem = doc->createElement(tempStr);
rootElem->appendChild(catElem);
XMLCh tempStr2[4000];
XMLString::transcode("idea", tempStr, 3999);
XMLString::transcode("great", tempStr2, 3999);
catElem->setAttribute(tempStr, tempStr2);
XMLString::transcode("XML Parsing Tools", tempStr, 3999);
DOMText* catDataVal = doc->createTextNode(tempStr);
catElem->appendChild(catDataVal);
XMLString::transcode("developedBy", tempStr, 3999);
DOMElement* devByElem = doc->createElement(tempStr);
rootElem->appendChild(devByElem);
XMLString::transcode("Apache Software Foundation", tempStr, 3999);
DOMText* devByDataVal = doc->createTextNode(tempStr);
devByElem->appendChild(devByDataVal);
//
// Now count the number of elements in the above DOM tree.
//
XMLString::transcode("*", tempStr, 3999);
unsigned int elementCount = doc->getElementsByTagName(tempStr)->getLength();
cout << "The tree just created contains: " << elementCount
<< " elements." << endl;
//
// The DOM document and its contents are reference counted, and need
// no explicit deletion.
//
}
XMLPlatformUtils::Terminate();
return 0;
}